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[CVE-2009-0029] System call wrappers part 09

Browse source 
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Heiko Carstens 2009-01-14 14:14:11 +01:00
parent 17da2bd90a
commit a5f8fa9e9b
2 changed files with 11 additions and 16 deletions
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6
fs/sync.c
View file

@ -36,7 +36,7 @@ static void do_sync(unsigned long wait)
laptop_sync_completion();
}
asmlinkage long sys_sync(void)
SYSCALL_DEFINE0(sync)
{
do_sync(1);
return 0;
@ -144,12 +144,12 @@ static int do_fsync(unsigned int fd, int datasync)
return ret;
}
asmlinkage long sys_fsync(unsigned int fd)
SYSCALL_DEFINE1(fsync, unsigned int, fd)
{
return do_fsync(fd, 0);
}
asmlinkage long sys_fdatasync(unsigned int fd)
SYSCALL_DEFINE1(fdatasync, unsigned int, fd)
{
return do_fsync(fd, 1);
}

21
kernel/signal.c
View file

@ -2279,7 +2279,7 @@ static int do_tkill(pid_t tgid, pid_t pid, int sig)
* exists but it's not belonging to the target process anymore. This
* method solves the problem of threads exiting and PIDs getting reused.
*/
asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig)
SYSCALL_DEFINE3(tgkill, pid_t, tgid, pid_t, pid, int, sig)
{
/* This is only valid for single tasks */
if (pid <= 0 || tgid <= 0)
@ -2291,8 +2291,7 @@ asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig)
/*
* Send a signal to only one task, even if it's a CLONE_THREAD task.
*/
asmlinkage long
sys_tkill(pid_t pid, int sig)
SYSCALL_DEFINE2(tkill, pid_t, pid, int, sig)
{
/* This is only valid for single tasks */
if (pid <= 0)
@ -2301,8 +2300,8 @@ sys_tkill(pid_t pid, int sig)
return do_tkill(0, pid, sig);
}
asmlinkage long
sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo)
SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig,
siginfo_t __user *, uinfo)
{
siginfo_t info;
@ -2526,15 +2525,13 @@ out:
/*
* For backwards compatibility. Functionality superseded by sigprocmask.
*/
asmlinkage long
sys_sgetmask(void)
SYSCALL_DEFINE0(sgetmask)
{
/* SMP safe */
return current->blocked.sig[0];
}
asmlinkage long
sys_ssetmask(int newmask)
SYSCALL_DEFINE1(ssetmask, int, newmask)
{
int old;
@ -2554,8 +2551,7 @@ sys_ssetmask(int newmask)
/*
* For backwards compatibility. Functionality superseded by sigaction.
*/
asmlinkage long
sys_signal(int sig, __sighandler_t handler)
SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler)
{
struct k_sigaction new_sa, old_sa;
int ret;
@ -2572,8 +2568,7 @@ sys_signal(int sig, __sighandler_t handler)
#ifdef __ARCH_WANT_SYS_PAUSE
asmlinkage long
sys_pause(void)
SYSCALL_DEFINE0(pause)
{
current->state = TASK_INTERRUPTIBLE;
schedule();